Use this information for Kellman Company to answer the question that follow.

The balance sheets at the end of each of the first two years of operations indicate the following:

Kellman Company
	Year 2	Year 1
Total current assets	$621,000	$589,600
Total investments	67,600	43,600
Total property, plant, and equipment	924,400	697,100
Total current liabilities	103,000	87,400
Total long-term liabilities	300,500	232,300
Preferred 9% stock, $100 par	92,300	92,300
Common stock, $10 par	502,500	502,500
Paid-in capital in excess of parCommon stock	68,500	68,500
Retained earnings	546,200	347,300

Using the balance sheets for Kellman Company, if net income is $104,000 and interest expense is $30,400 for Year 2, what is the return on total assets for the year (rounded to two decimal places)?

a.9.13%

b.5.00%

c.7.82%

d.6.45%